Definition of notam
: a notice providing pilots with general information essential for the safe and efficient operation of airplanes (as the establishment or condition of or change in any aeronautical facility, service, procedure, or hazard)
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of notam
notice to airmen
Seen and Heard
What made you want to look up notam? Please tell us where you read or heard it (including the quote, if possible).